Polychlorization
[化] 多氯化反应
🗣️ 情景例句
A grandfather clock would look great in the den.
休息室里放一座落地钟会很漂亮的。
Books,like friends,should be few and well chosen.
书籍如朋友，宜少宜精选。
I will have to choose presents for all the family soon, but I haven't chosen any yet!
我很快就要为每一位家庭成员选购礼物，但我至今还什么也没买！